Kayla Day vs Kimberly Birrell

WTA Osaka (IX) (Japan), Hard. Wednesday, October 21, 2026, 11:20.

Updated

Tennis Gauge's model favors Kimberly Birrell, giving them a 62% chance to win against Kayla Day (38%). Day is 6-4 in their last 10, Birrell 6-4.

This preview is from Wednesday, October 21, 2026. The result isn't in the database yet.

Pre-match prediction

The model makes Kimberly Birrell a 62% favorite. The odds and the model roughly agree, so neither side shows value.

Kayla Day +115
Model
38%
Book
47%

Model minus book: -9 pts

Model
62%
Book
61%

Model minus book: +1 pts

Model estimates, not betting advice. How the numbers work · Expected value of Kimberly Birrell at -159 · Model track record

Player comparison

Kayla DayKimberly Birrell
Tennis Gauge rating68726991
Tour rankWTA #135WTA #73
Last 10 matches6-46-4
Last 30 days7-26-2
Current streak2 Losses2 Losses
Season record53-2335-29
UTR12.2412.07
Elo (52 weeks)16301748
Best surfaceHardHard
Worst surfaceGrassClay

Head to head

Kayla Day and Kimberly Birrell haven't played each other in our records.

Recent form

Kayla Day, last 10

DateOpponentScore
24.10.2026Shuai Zhang L6-3, 3-6, 7-5
22.10.2026Antonia Ruzic L6-4
20.10.2026Sofia Kenin W6-3, 6-2
18.10.2026Maya Joint L6-3, 3-6, 6-3
17.10.2026Ena Koike W7-5, 6-3
30.09.2026Amelie Van Impe L6-2, 6-4
27.09.2026Janae Preston W7-5, 6-4
26.09.2026Ella Mcdonald W7-6, 6-3
25.09.2026Anna Rogers W6-1, 6-0
25.09.2026Evialina Laskevich W6-2, 6-2

Kimberly Birrell, last 10

DateOpponentScore
29.10.2026Alycia Parks L6-3, 6-1
25.10.2026Daria Kasatkina L6-3, 6-4
24.10.2026Aoi Ito W6-4, 6-2
13.10.2026Katie Volynets L6-7, 7-6, 6-3
03.10.2026Marie Bouzkova L6-4, 6-4
01.10.2026Aoi Ito W6-1, 6-1
27.09.2026Maya Joint W6-4, 6-2
26.09.2026Anna Bondar W7-5, 2-6, 6-1
25.09.2026Katie Volynets W2-6, 6-2, 7-5
24.09.2026Ye Xin Ma W7-5, 6-3

Common opponents, last 12 months

OpponentKayla DayKimberly Birrell
Maya Joint 0-1
L 6-3, 3-6, 6-3
1-0
W 6-4, 6-2
Yue Yuan 2-0
W 2-6, 7-5, 6-3, W 6-1, 6-4
1-1
L 6-3, 6-2, W 6-2, 2-6, 6-4

Kayla Day vs Kimberly Birrell: quick answers

Who will win Kayla Day vs Kimberly Birrell?

Tennis Gauge's model favors Kimberly Birrell, giving them a 62% chance to win against Kayla Day (38%).

Have Kayla Day and Kimberly Birrell played before?

Not in Tennis Gauge's records. This would be their first recorded meeting.

Who is in better form, Kayla Day or Kimberly Birrell?

Kayla Day is 6-4 in their last 10 matches (current streak: 2 Losses). Kimberly Birrell is 6-4 (current streak: 2 Losses).

How does Tennis Gauge rate Kayla Day and Kimberly Birrell?

Kayla Day is rated 6872 (WTA #135) and Kimberly Birrell is rated 6991 (WTA #73). Ratings update after every match and weight recent results and opponent strength.

What are the odds for Kayla Day vs Kimberly Birrell?

Kayla Day is priced at +115 and Kimberly Birrell at -159, which implies a 47% and 61% chance to win. The model and the odds roughly agree, so neither side shows value.